apps.student.simplifiedmetabases: Added feedback__is_passing_grade to group.
apps.student.simplifiedmetabases: Added feedback__is_passing_grade to group.

vegarang/devilry-django,devilry/devilry-django,devilry/devilry-django,vegarang/devilry-django,devilry/devilry-django,devilry/devilry-django